Outstanding Tech Support!

Be sure to check out our Tech Help page with troubleshooting tips and guides just for your N14, M11 and L10 engines. We are happy to assist with diagnostics over the phone. A tech even brings a cell phone home for emergency after hours support! Getting you on the road is our priority.

You asked for more, here they are! Due to popular demand, we are increasing our troubleshooting guides in YouTube format, embedded right on our site!  Check out our Tech Help Page!

What is the difference with DSO Industrial?
  • Our tech support is unmatched in the industry. You will get free, reliable advice. A tech even brings a cell phone home for emergency support 24 hours a day. 
  • Our expertise in the remanufacturing of ECM devices is unmatched in the industry. 
  • Every ECM we supply has been truck tested to be sure it is working at peak form.
  • Every ECM we supply is fully calibrated for the CPL, parameters and features of your Cummins Engine – and done for free. 
  • Our combination of price, quality and service cannot be beat.
  • We don’t need to send out for parts and wait for delivery. Our Celect & Celect Plus ECMs are in stock and ready for shipping. When ECM orders are placed before 2 PM CST M-F*, they are shipped the same day. Expect your ECM to be delivered as early as tomorrow.
  • We can help solve problems with Celect and Celect Plus trouble codes that are not ECM-related as well.
  • Our REMAN Celect and Celect Plus ECMs are backed by a 1-year unlimited mileage warranty, and an extended warranty is available to give you a total of 2 years of coverage*!!

Do you actually need an ECM? In many cases, we will find that our customers actually need truck or wiring repair, and not an ECM. In this case, we can recommend another solution. Our family-owned business is focused on our customers’ long-term needs, not quick sales. We know that trust is mutual and we hope to build relationships with clients that last for years to come.
To find out more about the DSO Industrial difference, see our FAQ page.
Don’t gamble with your ECM equipment! Choose DSO Industrial for the best in diagnostic products & service, and rebuilt Cummins Celect, Celect Plus and ISX ECMs. 

We are a family owned, A+ BBB Accredited Company, and we care about our customers.

*Of course there are some details, and lawyers make us add stuff. Call or visit our Company Policies page
Cummins, Celect, Celect Plus are registered trademarks of Cummins, INC.

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Making sure you get the quality you deserve.

Welcome to DSO Industrial , where you will find top-notch Remanufactured ECMs and ECM anti-theft kits at the best prices. Whether you need an ECM for a single truck or are looking to equip a fleet with Cummins ECMs, we offer the best deals and the most efficient service you can find.

Cummins Celect & Celect Plus products are our specialty at DSO Industrial. We pride ourselves in our expertise in ECM testing and remanufacturing and our ability to diagnose and replace your damaged system fast – in most cases by the next business day. Our products come with a warranty and our tech support is available 24 hours a day. Ask about our anti-theft devices for your ECM, our Celect and Celect Plus and ISX Remanufactured ECMs, and other hardware solutions. When you ask for our free ECM testing service, we will diagnose the problem quickly and get you a replacement so you don’t waste valuable time.

Doing business with DSO Industrial means contracting professionals to repair or replace an ECM. Each product is tested in a truck before being sent to you. We stand behind our products 100% and are confident that they are working properly before they arrive at your door. From our many years of experience with N14, M11 and L10 truck engines' computer systems, we can be sure our specialized service fits the bill every time. ECM models 3084473, 3090528, 3096662, 3408300, 3408303, 3618046 and 3619037 are our specialty.​ 

When you need work on a Celect or Celect Plus or your ISX ECM, DSO Industrial is your one-stop shop.

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From Our Blog

ECM Testing: How to Separate the Pros from the Amateurs

Truck ECM testing is something only experts should handle. Since the causes of ECM failure may only appear at precise conditions, shops without too much experience in these modules often waste customers’ time when they are not diagnosing the root problem. Here is help separating the ECM pros from the amateurs. Circuit-level detail. A Cummins dealer usually plugs the ECM into laptop and runs a communication report. This type of diagnostics often misses the cause of the problem. Look for a shop...

Read More….

3 Common Cummins ECM Problems to Diagnose

If you are having trouble with a Cummins ECM , a qualified technician is your best bet to getting the module repaired. Here are three common issues that pop up with Cummins modules and how to handle them. Check and Stop Engine Light Issues A common problem begins with your “check engine” and “stop engine” lights going after you turn the key. Meanwhile, your engine will not start and you cannot pull any codes. Insite fails to communicate as well. Codes 335, 341or 342 show up while you hunt...

Read More….

Read More posts from Our Blog….

When you work with DSO Industrial, LLC you are accessing technicians that have specialized in the rebuilding of Cummins Celect and Celect Plus ECMs since 2005. We don't some days work on cars, other days on pickups. We don't even work on other truck ECMs. We specialize in servicing your L10, M11 or N14 Cummins ECM. This gives us the day to day experience and expertise with the Celect and Celect Plus Platform that you NEED to get back to work as quickly as possible. We are proud to be A+ BBB Accredited, PayPal Verified, and securely process your transaction using Authorize.net.​​

Featured Products:

Cummins Celect, Celect Plus ECMs.

  • Choice of Remanufactured, Used (GRTO) and non-functional cores.


  • We have now expanded our expertise to the ISX platform! We currently rebuild ECM part number 3684275. Click for more info.

CM2100A ECMs for 6.7 Cummins engines.

  • These were pulled from the line for routine testing. NOT CALIBRATED, so you can use either an automatic OR manual calibration. Perfect for your transmission swap!

Free ECM Testing!

The Blaze news feed:

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Simply send us your Cummins Celect or Celect Plus ECM, and we test it for Free! Since we are a full service shop, we don't simply check for communication. Our technicians will fully analyze the exact condition of your ECM, and know what specifically is wrong, if anything.Click for more information and to get started.​
Need a shipping label? We understand that if you don't normally ship packages, it can be difficult or more expensive than necessary. Contact us and we can send you a UPS shipping label, or even arrange to have UPS come and pickup the package! Standard shipping rates apply.


This is what we provide our customers. At DSO Industrial,
You will find the highest quality fully re-manufactured Cummins® Celect® and Celect Plus® ECMs available. Our Re-Manufactured ECMs are In-Stock, ready for shipping the SAME DAY in most cases. Whether you need a single ECMto get back on the road, or are looking for a quality aftermarket Cummins ECM supplier, contact us for the best value, service and quality you can find.

DSO Industrial, LLC

Remanufactured Cummins Celect, Celect Plus and ISX ECMs

We are the Cummins ECM Experts!

Cummins ECMs
CALL US  (320) 275-9760